Home / 9,859,818.40-13,607,253.47-5,449,449.26

Finding the Fourth Proportional to 9,859,818.40, 13,607,253.47 and 5,449,449.26

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Solution

The fourth proportional to 9,859,818.40, 13,607,253.47 and 5,449,449.26 is: 7,520,629.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,859,818.40 : 13,607,253.47 = 5,449,449.26 : x
  2. Step 2: Convert to fraction form
    9,859,818.40/13,607,253.47 = 5,449,449.26/x
  3. Step 3: Cross multiply
    9,859,818.40x = 13,607,253.47 × 5,449,449.26
  4. Step 4: Simplify right side
    9,859,818.40x = 74,152,037,400,365.69
  5. Step 5: Solve for x
    x = 74,152,037,400,365.69/9,859,818.40
  6. Step 6: Final answer
    x = 7,520,629.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.